2 * Copyright © 2011 Intel Corporation
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
19 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
20 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
25 * Kristian Høgsberg <krh@bitplanet.net>
41 #include <sys/types.h>
43 #include "util/debug.h"
44 #include "util/macros.h"
47 #include "egl_dri2_fallbacks.h"
51 #include "platform_x11_dri3.h"
55 dri2_x11_swap_interval(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
59 dri2_format_for_depth(struct dri2_egl_display
*dri2_dpy
, uint32_t depth
);
62 swrastCreateDrawable(struct dri2_egl_display
* dri2_dpy
,
63 struct dri2_egl_surface
* dri2_surf
)
66 const uint32_t function
= GXcopy
;
70 dri2_surf
->gc
= xcb_generate_id(dri2_dpy
->conn
);
71 mask
= XCB_GC_FUNCTION
;
72 xcb_create_gc(dri2_dpy
->conn
, dri2_surf
->gc
, dri2_surf
->drawable
, mask
, &function
);
74 dri2_surf
->swapgc
= xcb_generate_id(dri2_dpy
->conn
);
75 mask
= XCB_GC_FUNCTION
| XCB_GC_GRAPHICS_EXPOSURES
;
78 xcb_create_gc(dri2_dpy
->conn
, dri2_surf
->swapgc
, dri2_surf
->drawable
, mask
, valgc
);
79 switch (dri2_surf
->depth
) {
83 dri2_surf
->bytes_per_pixel
= 4;
86 dri2_surf
->bytes_per_pixel
= 2;
89 dri2_surf
->bytes_per_pixel
= 1;
92 dri2_surf
->bytes_per_pixel
= 0;
95 _eglLog(_EGL_WARNING
, "unsupported depth %d", dri2_surf
->depth
);
100 swrastDestroyDrawable(struct dri2_egl_display
* dri2_dpy
,
101 struct dri2_egl_surface
* dri2_surf
)
103 xcb_free_gc(dri2_dpy
->conn
, dri2_surf
->gc
);
104 xcb_free_gc(dri2_dpy
->conn
, dri2_surf
->swapgc
);
108 x11_get_drawable_info(__DRIdrawable
* draw
,
109 int *x
, int *y
, int *w
, int *h
,
112 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
113 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
115 xcb_get_geometry_cookie_t cookie
;
116 xcb_get_geometry_reply_t
*reply
;
117 xcb_generic_error_t
*error
;
120 cookie
= xcb_get_geometry (dri2_dpy
->conn
, dri2_surf
->drawable
);
121 reply
= xcb_get_geometry_reply (dri2_dpy
->conn
, cookie
, &error
);
127 _eglLog(_EGL_WARNING
, "error in xcb_get_geometry");
141 swrastGetDrawableInfo(__DRIdrawable
* draw
,
142 int *x
, int *y
, int *w
, int *h
,
145 *x
= *y
= *w
= *h
= 0;
146 x11_get_drawable_info(draw
, x
, y
, w
, h
, loaderPrivate
);
150 swrastPutImage(__DRIdrawable
* draw
, int op
,
151 int x
, int y
, int w
, int h
,
152 char *data
, void *loaderPrivate
)
154 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
155 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
160 case __DRI_SWRAST_IMAGE_OP_DRAW
:
163 case __DRI_SWRAST_IMAGE_OP_SWAP
:
164 gc
= dri2_surf
->swapgc
;
170 xcb_put_image(dri2_dpy
->conn
, XCB_IMAGE_FORMAT_Z_PIXMAP
, dri2_surf
->drawable
,
171 gc
, w
, h
, x
, y
, 0, dri2_surf
->depth
,
172 w
*h
*dri2_surf
->bytes_per_pixel
, (const uint8_t *)data
);
176 swrastGetImage(__DRIdrawable
* read
,
177 int x
, int y
, int w
, int h
,
178 char *data
, void *loaderPrivate
)
180 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
181 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
183 xcb_get_image_cookie_t cookie
;
184 xcb_get_image_reply_t
*reply
;
185 xcb_generic_error_t
*error
;
187 cookie
= xcb_get_image (dri2_dpy
->conn
, XCB_IMAGE_FORMAT_Z_PIXMAP
,
188 dri2_surf
->drawable
, x
, y
, w
, h
, ~0);
189 reply
= xcb_get_image_reply (dri2_dpy
->conn
, cookie
, &error
);
194 _eglLog(_EGL_WARNING
, "error in xcb_get_image");
197 uint32_t bytes
= xcb_get_image_data_length(reply
);
198 uint8_t *idata
= xcb_get_image_data(reply
);
199 memcpy(data
, idata
, bytes
);
205 static xcb_screen_t
*
206 get_xcb_screen(xcb_screen_iterator_t iter
, int screen
)
208 for (; iter
.rem
; --screen
, xcb_screen_next(&iter
))
215 static xcb_visualtype_t
*
216 get_xcb_visualtype_for_depth(struct dri2_egl_display
*dri2_dpy
, int depth
)
218 xcb_visualtype_iterator_t visual_iter
;
219 xcb_screen_t
*screen
= dri2_dpy
->screen
;
220 xcb_depth_iterator_t depth_iter
= xcb_screen_allowed_depths_iterator(screen
);
222 for (; depth_iter
.rem
; xcb_depth_next(&depth_iter
)) {
223 if (depth_iter
.data
->depth
!= depth
)
226 visual_iter
= xcb_depth_visuals_iterator(depth_iter
.data
);
228 return visual_iter
.data
;
234 /* Get red channel mask for given depth. */
236 dri2_x11_get_red_mask_for_depth(struct dri2_egl_display
*dri2_dpy
, int depth
)
238 xcb_visualtype_t
*visual
= get_xcb_visualtype_for_depth(dri2_dpy
, depth
);
241 return visual
->red_mask
;
247 * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
250 dri2_x11_create_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, EGLint type
,
251 _EGLConfig
*conf
, void *native_surface
,
252 const EGLint
*attrib_list
)
254 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
255 struct dri2_egl_config
*dri2_conf
= dri2_egl_config(conf
);
256 struct dri2_egl_surface
*dri2_surf
;
257 xcb_get_geometry_cookie_t cookie
;
258 xcb_get_geometry_reply_t
*reply
;
259 xcb_generic_error_t
*error
;
260 const __DRIconfig
*config
;
264 dri2_surf
= malloc(sizeof *dri2_surf
);
266 _eglError(EGL_BAD_ALLOC
, "dri2_create_surface");
270 if (!dri2_init_surface(&dri2_surf
->base
, disp
, type
, conf
, attrib_list
,
271 false, native_surface
))
274 dri2_surf
->region
= XCB_NONE
;
275 if (type
== EGL_PBUFFER_BIT
) {
276 dri2_surf
->drawable
= xcb_generate_id(dri2_dpy
->conn
);
277 xcb_create_pixmap(dri2_dpy
->conn
, conf
->BufferSize
,
278 dri2_surf
->drawable
, dri2_dpy
->screen
->root
,
279 dri2_surf
->base
.Width
, dri2_surf
->base
.Height
);
281 STATIC_ASSERT(sizeof(uintptr_t) == sizeof(native_surface
));
282 dri2_surf
->drawable
= (uintptr_t) native_surface
;
285 config
= dri2_get_dri_config(dri2_conf
, type
,
286 dri2_surf
->base
.GLColorspace
);
289 _eglError(EGL_BAD_MATCH
, "Unsupported surfacetype/colorspace configuration");
293 if (dri2_dpy
->dri2
) {
294 dri2_surf
->dri_drawable
=
295 dri2_dpy
->dri2
->createNewDrawable(dri2_dpy
->dri_screen
, config
,
298 assert(dri2_dpy
->swrast
);
299 dri2_surf
->dri_drawable
=
300 dri2_dpy
->swrast
->createNewDrawable(dri2_dpy
->dri_screen
, config
,
304 if (dri2_surf
->dri_drawable
== NULL
) {
305 _eglError(EGL_BAD_ALLOC
, "dri2->createNewDrawable");
309 if (type
!= EGL_PBUFFER_BIT
) {
310 cookie
= xcb_get_geometry (dri2_dpy
->conn
, dri2_surf
->drawable
);
311 reply
= xcb_get_geometry_reply (dri2_dpy
->conn
, cookie
, &error
);
313 if (error
->error_code
== BadAlloc
)
314 _eglError(EGL_BAD_ALLOC
, "xcb_get_geometry");
315 else if (type
== EGL_WINDOW_BIT
)
316 _eglError(EGL_BAD_NATIVE_WINDOW
, "xcb_get_geometry");
318 _eglError(EGL_BAD_NATIVE_PIXMAP
, "xcb_get_geometry");
320 goto cleanup_dri_drawable
;
321 } else if (reply
== NULL
) {
322 _eglError(EGL_BAD_ALLOC
, "xcb_get_geometry");
323 goto cleanup_dri_drawable
;
326 dri2_surf
->base
.Width
= reply
->width
;
327 dri2_surf
->base
.Height
= reply
->height
;
328 dri2_surf
->depth
= reply
->depth
;
332 if (dri2_dpy
->dri2
) {
333 xcb_void_cookie_t cookie
;
336 cookie
= xcb_dri2_create_drawable_checked(dri2_dpy
->conn
,
337 dri2_surf
->drawable
);
338 error
= xcb_request_check(dri2_dpy
->conn
, cookie
);
339 conn_error
= xcb_connection_has_error(dri2_dpy
->conn
);
340 if (conn_error
|| error
!= NULL
) {
341 if (type
== EGL_PBUFFER_BIT
|| conn_error
|| error
->error_code
== BadAlloc
)
342 _eglError(EGL_BAD_ALLOC
, "xcb_dri2_create_drawable_checked");
343 else if (type
== EGL_WINDOW_BIT
)
344 _eglError(EGL_BAD_NATIVE_WINDOW
,
345 "xcb_dri2_create_drawable_checked");
347 _eglError(EGL_BAD_NATIVE_PIXMAP
,
348 "xcb_dri2_create_drawable_checked");
350 goto cleanup_dri_drawable
;
353 if (type
== EGL_PBUFFER_BIT
) {
354 dri2_surf
->depth
= _eglGetConfigKey(conf
, EGL_BUFFER_SIZE
);
356 swrastCreateDrawable(dri2_dpy
, dri2_surf
);
359 /* we always copy the back buffer to front */
360 dri2_surf
->base
.PostSubBufferSupportedNV
= EGL_TRUE
;
362 return &dri2_surf
->base
;
364 cleanup_dri_drawable
:
365 dri2_dpy
->core
->destroyDrawable(dri2_surf
->dri_drawable
);
367 if (type
== EGL_PBUFFER_BIT
)
368 xcb_free_pixmap(dri2_dpy
->conn
, dri2_surf
->drawable
);
376 * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
379 dri2_x11_create_window_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
380 _EGLConfig
*conf
, void *native_window
,
381 const EGLint
*attrib_list
)
383 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
386 surf
= dri2_x11_create_surface(drv
, disp
, EGL_WINDOW_BIT
, conf
,
387 native_window
, attrib_list
);
389 /* When we first create the DRI2 drawable, its swap interval on the
392 surf
->SwapInterval
= 1;
394 /* Override that with a driconf-set value. */
395 dri2_x11_swap_interval(drv
, disp
, surf
, dri2_dpy
->default_swap_interval
);
402 dri2_x11_create_pixmap_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
403 _EGLConfig
*conf
, void *native_pixmap
,
404 const EGLint
*attrib_list
)
406 return dri2_x11_create_surface(drv
, disp
, EGL_PIXMAP_BIT
, conf
,
407 native_pixmap
, attrib_list
);
411 dri2_x11_create_pbuffer_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
412 _EGLConfig
*conf
, const EGLint
*attrib_list
)
414 return dri2_x11_create_surface(drv
, disp
, EGL_PBUFFER_BIT
, conf
,
419 dri2_x11_destroy_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
)
421 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
422 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
426 dri2_dpy
->core
->destroyDrawable(dri2_surf
->dri_drawable
);
428 if (dri2_dpy
->dri2
) {
429 xcb_dri2_destroy_drawable (dri2_dpy
->conn
, dri2_surf
->drawable
);
431 assert(dri2_dpy
->swrast
);
432 swrastDestroyDrawable(dri2_dpy
, dri2_surf
);
435 if (surf
->Type
== EGL_PBUFFER_BIT
)
436 xcb_free_pixmap (dri2_dpy
->conn
, dri2_surf
->drawable
);
438 dri2_fini_surface(surf
);
445 * Function utilizes swrastGetDrawableInfo to get surface
446 * geometry from x server and calls default query surface
447 * implementation that returns the updated values.
449 * In case of errors we still return values that we currently
453 dri2_query_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
454 _EGLSurface
*surf
, EGLint attribute
,
457 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
458 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
461 __DRIdrawable
*drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
466 if (x11_get_drawable_info(drawable
, &x
, &y
, &w
, &h
, dri2_surf
)) {
474 return _eglQuerySurface(drv
, disp
, surf
, attribute
, value
);
478 * Process list of buffer received from the server
480 * Processes the list of buffers received in a reply from the server to either
481 * \c DRI2GetBuffers or \c DRI2GetBuffersWithFormat.
484 dri2_x11_process_buffers(struct dri2_egl_surface
*dri2_surf
,
485 xcb_dri2_dri2_buffer_t
*buffers
, unsigned count
)
487 struct dri2_egl_display
*dri2_dpy
=
488 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
489 xcb_rectangle_t rectangle
;
491 dri2_surf
->have_fake_front
= false;
493 /* This assumes the DRI2 buffer attachment tokens matches the
494 * __DRIbuffer tokens. */
495 for (unsigned i
= 0; i
< count
; i
++) {
496 dri2_surf
->buffers
[i
].attachment
= buffers
[i
].attachment
;
497 dri2_surf
->buffers
[i
].name
= buffers
[i
].name
;
498 dri2_surf
->buffers
[i
].pitch
= buffers
[i
].pitch
;
499 dri2_surf
->buffers
[i
].cpp
= buffers
[i
].cpp
;
500 dri2_surf
->buffers
[i
].flags
= buffers
[i
].flags
;
502 /* We only use the DRI drivers single buffer configs. This
503 * means that if we try to render to a window, DRI2 will give us
504 * the fake front buffer, which we'll use as a back buffer.
505 * Note that EGL doesn't require that several clients rendering
506 * to the same window must see the same aux buffers. */
507 if (dri2_surf
->buffers
[i
].attachment
== __DRI_BUFFER_FAKE_FRONT_LEFT
)
508 dri2_surf
->have_fake_front
= true;
511 if (dri2_surf
->region
!= XCB_NONE
)
512 xcb_xfixes_destroy_region(dri2_dpy
->conn
, dri2_surf
->region
);
516 rectangle
.width
= dri2_surf
->base
.Width
;
517 rectangle
.height
= dri2_surf
->base
.Height
;
518 dri2_surf
->region
= xcb_generate_id(dri2_dpy
->conn
);
519 xcb_xfixes_create_region(dri2_dpy
->conn
, dri2_surf
->region
, 1, &rectangle
);
523 dri2_x11_get_buffers(__DRIdrawable
* driDrawable
,
524 int *width
, int *height
,
525 unsigned int *attachments
, int count
,
526 int *out_count
, void *loaderPrivate
)
528 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
529 struct dri2_egl_display
*dri2_dpy
=
530 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
531 xcb_dri2_dri2_buffer_t
*buffers
;
532 xcb_dri2_get_buffers_reply_t
*reply
;
533 xcb_dri2_get_buffers_cookie_t cookie
;
537 cookie
= xcb_dri2_get_buffers_unchecked (dri2_dpy
->conn
,
539 count
, count
, attachments
);
540 reply
= xcb_dri2_get_buffers_reply (dri2_dpy
->conn
, cookie
, NULL
);
543 buffers
= xcb_dri2_get_buffers_buffers (reply
);
547 *out_count
= reply
->count
;
548 dri2_surf
->base
.Width
= *width
= reply
->width
;
549 dri2_surf
->base
.Height
= *height
= reply
->height
;
550 dri2_x11_process_buffers(dri2_surf
, buffers
, *out_count
);
554 return dri2_surf
->buffers
;
558 dri2_x11_get_buffers_with_format(__DRIdrawable
* driDrawable
,
559 int *width
, int *height
,
560 unsigned int *attachments
, int count
,
561 int *out_count
, void *loaderPrivate
)
563 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
564 struct dri2_egl_display
*dri2_dpy
=
565 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
566 xcb_dri2_dri2_buffer_t
*buffers
;
567 xcb_dri2_get_buffers_with_format_reply_t
*reply
;
568 xcb_dri2_get_buffers_with_format_cookie_t cookie
;
569 xcb_dri2_attach_format_t
*format_attachments
;
573 format_attachments
= (xcb_dri2_attach_format_t
*) attachments
;
574 cookie
= xcb_dri2_get_buffers_with_format_unchecked (dri2_dpy
->conn
,
579 reply
= xcb_dri2_get_buffers_with_format_reply (dri2_dpy
->conn
,
584 buffers
= xcb_dri2_get_buffers_with_format_buffers (reply
);
585 dri2_surf
->base
.Width
= *width
= reply
->width
;
586 dri2_surf
->base
.Height
= *height
= reply
->height
;
587 *out_count
= reply
->count
;
588 dri2_x11_process_buffers(dri2_surf
, buffers
, *out_count
);
592 return dri2_surf
->buffers
;
596 dri2_x11_flush_front_buffer(__DRIdrawable
* driDrawable
, void *loaderPrivate
)
600 /* FIXME: Does EGL support front buffer rendering at all? */
603 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
605 dri2WaitGL(dri2_surf
);
607 (void) loaderPrivate
;
612 dri2_x11_do_authenticate(struct dri2_egl_display
*dri2_dpy
, uint32_t id
)
614 xcb_dri2_authenticate_reply_t
*authenticate
;
615 xcb_dri2_authenticate_cookie_t authenticate_cookie
;
618 authenticate_cookie
=
619 xcb_dri2_authenticate_unchecked(dri2_dpy
->conn
, dri2_dpy
->screen
->root
, id
);
621 xcb_dri2_authenticate_reply(dri2_dpy
->conn
, authenticate_cookie
, NULL
);
623 if (authenticate
== NULL
|| !authenticate
->authenticated
)
632 dri2_x11_local_authenticate(struct dri2_egl_display
*dri2_dpy
)
637 if (drmGetMagic(dri2_dpy
->fd
, &magic
)) {
638 _eglLog(_EGL_WARNING
, "DRI2: failed to get drm magic");
642 if (dri2_x11_do_authenticate(dri2_dpy
, magic
) < 0) {
643 _eglLog(_EGL_WARNING
, "DRI2: failed to authenticate");
651 dri2_x11_connect(struct dri2_egl_display
*dri2_dpy
)
653 xcb_xfixes_query_version_reply_t
*xfixes_query
;
654 xcb_xfixes_query_version_cookie_t xfixes_query_cookie
;
655 xcb_dri2_query_version_reply_t
*dri2_query
;
656 xcb_dri2_query_version_cookie_t dri2_query_cookie
;
657 xcb_dri2_connect_reply_t
*connect
;
658 xcb_dri2_connect_cookie_t connect_cookie
;
659 xcb_generic_error_t
*error
;
660 char *driver_name
, *loader_driver_name
, *device_name
;
661 const xcb_query_extension_reply_t
*extension
;
663 xcb_prefetch_extension_data (dri2_dpy
->conn
, &xcb_xfixes_id
);
664 xcb_prefetch_extension_data (dri2_dpy
->conn
, &xcb_dri2_id
);
666 extension
= xcb_get_extension_data(dri2_dpy
->conn
, &xcb_xfixes_id
);
667 if (!(extension
&& extension
->present
))
670 extension
= xcb_get_extension_data(dri2_dpy
->conn
, &xcb_dri2_id
);
671 if (!(extension
&& extension
->present
))
674 xfixes_query_cookie
= xcb_xfixes_query_version(dri2_dpy
->conn
,
675 XCB_XFIXES_MAJOR_VERSION
,
676 XCB_XFIXES_MINOR_VERSION
);
678 dri2_query_cookie
= xcb_dri2_query_version (dri2_dpy
->conn
,
679 XCB_DRI2_MAJOR_VERSION
,
680 XCB_DRI2_MINOR_VERSION
);
682 connect_cookie
= xcb_dri2_connect_unchecked(dri2_dpy
->conn
, dri2_dpy
->screen
->root
,
683 XCB_DRI2_DRIVER_TYPE_DRI
);
686 xcb_xfixes_query_version_reply (dri2_dpy
->conn
,
687 xfixes_query_cookie
, &error
);
688 if (xfixes_query
== NULL
||
689 error
!= NULL
|| xfixes_query
->major_version
< 2) {
690 _eglLog(_EGL_WARNING
, "DRI2: failed to query xfixes version");
698 xcb_dri2_query_version_reply (dri2_dpy
->conn
, dri2_query_cookie
, &error
);
699 if (dri2_query
== NULL
|| error
!= NULL
) {
700 _eglLog(_EGL_WARNING
, "DRI2: failed to query version");
704 dri2_dpy
->dri2_major
= dri2_query
->major_version
;
705 dri2_dpy
->dri2_minor
= dri2_query
->minor_version
;
708 connect
= xcb_dri2_connect_reply (dri2_dpy
->conn
, connect_cookie
, NULL
);
709 if (connect
== NULL
||
710 connect
->driver_name_length
+ connect
->device_name_length
== 0) {
711 _eglLog(_EGL_WARNING
, "DRI2: failed to authenticate");
715 device_name
= xcb_dri2_connect_device_name (connect
);
717 dri2_dpy
->fd
= loader_open_device(device_name
);
718 if (dri2_dpy
->fd
== -1) {
719 _eglLog(_EGL_WARNING
,
720 "DRI2: could not open %s (%s)", device_name
, strerror(errno
));
725 if (!dri2_x11_local_authenticate(dri2_dpy
)) {
731 driver_name
= xcb_dri2_connect_driver_name (connect
);
733 /* If Mesa knows about the appropriate driver for this fd, then trust it.
734 * Otherwise, default to the server's value.
736 loader_driver_name
= loader_get_driver_for_fd(dri2_dpy
->fd
);
737 if (loader_driver_name
) {
738 dri2_dpy
->driver_name
= loader_driver_name
;
740 dri2_dpy
->driver_name
=
742 xcb_dri2_connect_driver_name_length(connect
));
745 if (dri2_dpy
->driver_name
== NULL
) {
751 #ifdef HAVE_WAYLAND_PLATFORM
752 dri2_dpy
->device_name
=
754 xcb_dri2_connect_device_name_length(connect
));
763 dri2_x11_authenticate(_EGLDisplay
*disp
, uint32_t id
)
765 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
767 return dri2_x11_do_authenticate(dri2_dpy
, id
);
771 dri2_x11_config_match_attrib(struct dri2_egl_display
*dri2_dpy
,
772 const __DRIconfig
*config
,
777 if (!dri2_dpy
->core
->getConfigAttrib(config
, attrib
, &config_val
))
779 return config_val
== value
;
783 dri2_x11_add_configs_for_visuals(struct dri2_egl_display
*dri2_dpy
,
784 _EGLDisplay
*disp
, bool supports_preserved
)
786 xcb_depth_iterator_t d
;
787 xcb_visualtype_t
*visuals
;
788 int config_count
= 0;
791 d
= xcb_screen_allowed_depths_iterator(dri2_dpy
->screen
);
798 if (supports_preserved
)
799 surface_type
|= EGL_SWAP_BEHAVIOR_PRESERVED_BIT
;
802 EGLBoolean class_added
[6] = { 0, };
804 visuals
= xcb_depth_visuals(d
.data
);
806 for (int i
= 0; i
< xcb_depth_visuals_length(d
.data
); i
++) {
807 if (class_added
[visuals
[i
]._class
])
810 class_added
[visuals
[i
]._class
] = EGL_TRUE
;
812 for (int j
= 0; dri2_dpy
->driver_configs
[j
]; j
++) {
813 struct dri2_egl_config
*dri2_conf
;
814 const __DRIconfig
*config
= dri2_dpy
->driver_configs
[j
];
816 const EGLint config_attrs
[] = {
817 EGL_NATIVE_VISUAL_ID
, visuals
[i
].visual_id
,
818 EGL_NATIVE_VISUAL_TYPE
, visuals
[i
]._class
,
822 unsigned int rgba_masks
[4] = {
824 visuals
[i
].green_mask
,
825 visuals
[i
].blue_mask
,
829 dri2_conf
= dri2_add_config(disp
, config
, config_count
+ 1,
830 surface_type
, config_attrs
,
833 if (dri2_conf
->base
.ConfigID
== config_count
+ 1)
836 /* Allow a 24-bit RGB visual to match a 32-bit RGBA EGLConfig.
837 * Ditto for 30-bit RGB visuals to match a 32-bit RGBA EGLConfig.
838 * Otherwise it will only match a 32-bit RGBA visual. On a
839 * composited window manager on X11, this will make all of the
840 * EGLConfigs with destination alpha get blended by the
841 * compositor. This is probably not what the application
842 * wants... especially on drivers that only have 32-bit RGBA
844 if (d
.data
->depth
== 24 || d
.data
->depth
== 30) {
846 ~(rgba_masks
[0] | rgba_masks
[1] | rgba_masks
[2]);
847 dri2_conf
= dri2_add_config(disp
, config
, config_count
+ 1,
848 surface_type
, config_attrs
,
851 if (dri2_conf
->base
.ConfigID
== config_count
+ 1)
860 /* Add a 565-no-depth-no-stencil pbuffer-only config. If X11 is depth 24,
861 * we wouldn't have 565 available, which the CTS demands.
863 for (int j
= 0; dri2_dpy
->driver_configs
[j
]; j
++) {
864 const __DRIconfig
*config
= dri2_dpy
->driver_configs
[j
];
865 const EGLint config_attrs
[] = {
866 EGL_NATIVE_VISUAL_ID
, 0,
867 EGL_NATIVE_VISUAL_TYPE
, EGL_NONE
,
870 EGLint surface_type
= EGL_PBUFFER_BIT
;
871 unsigned int rgba_masks
[4] = {
878 /* Check that we've found single-sample, no depth, no stencil. */
879 if (!dri2_x11_config_match_attrib(dri2_dpy
, config
,
880 __DRI_ATTRIB_DEPTH_SIZE
, 0) ||
881 !dri2_x11_config_match_attrib(dri2_dpy
, config
,
882 __DRI_ATTRIB_STENCIL_SIZE
, 0) ||
883 !dri2_x11_config_match_attrib(dri2_dpy
, config
,
884 __DRI_ATTRIB_SAMPLES
, 0)) {
888 if (dri2_add_config(disp
, config
, config_count
+ 1, surface_type
,
889 config_attrs
, rgba_masks
)) {
896 _eglLog(_EGL_WARNING
, "DRI2: failed to create any config");
904 dri2_copy_region(_EGLDriver
*drv
, _EGLDisplay
*disp
,
905 _EGLSurface
*draw
, xcb_xfixes_region_t region
)
907 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
908 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
909 enum xcb_dri2_attachment_t render_attachment
;
910 xcb_dri2_copy_region_cookie_t cookie
;
912 /* No-op for a pixmap or pbuffer surface */
913 if (draw
->Type
== EGL_PIXMAP_BIT
|| draw
->Type
== EGL_PBUFFER_BIT
)
916 dri2_dpy
->flush
->flush(dri2_surf
->dri_drawable
);
918 if (dri2_surf
->have_fake_front
)
919 render_attachment
= XCB_DRI2_ATTACHMENT_BUFFER_FAKE_FRONT_LEFT
;
921 render_attachment
= XCB_DRI2_ATTACHMENT_BUFFER_BACK_LEFT
;
923 cookie
= xcb_dri2_copy_region_unchecked(dri2_dpy
->conn
,
926 XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT
,
928 free(xcb_dri2_copy_region_reply(dri2_dpy
->conn
, cookie
, NULL
));
934 dri2_x11_swap_buffers_msc(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
,
935 int64_t msc
, int64_t divisor
, int64_t remainder
)
937 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
938 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
939 uint32_t msc_hi
= msc
>> 32;
940 uint32_t msc_lo
= msc
& 0xffffffff;
941 uint32_t divisor_hi
= divisor
>> 32;
942 uint32_t divisor_lo
= divisor
& 0xffffffff;
943 uint32_t remainder_hi
= remainder
>> 32;
944 uint32_t remainder_lo
= remainder
& 0xffffffff;
945 xcb_dri2_swap_buffers_cookie_t cookie
;
946 xcb_dri2_swap_buffers_reply_t
*reply
;
947 int64_t swap_count
= -1;
949 if (draw
->SwapBehavior
== EGL_BUFFER_PRESERVED
|| !dri2_dpy
->swap_available
) {
950 swap_count
= dri2_copy_region(drv
, disp
, draw
, dri2_surf
->region
) ? 0 : -1;
952 dri2_flush_drawable_for_swapbuffers(disp
, draw
);
954 cookie
= xcb_dri2_swap_buffers_unchecked(dri2_dpy
->conn
,
955 dri2_surf
->drawable
, msc_hi
,
956 msc_lo
, divisor_hi
, divisor_lo
,
957 remainder_hi
, remainder_lo
);
959 reply
= xcb_dri2_swap_buffers_reply(dri2_dpy
->conn
, cookie
, NULL
);
962 swap_count
= combine_u32_into_u64(reply
->swap_hi
, reply
->swap_lo
);
967 /* Since we aren't watching for the server's invalidate events like we're
968 * supposed to (due to XCB providing no mechanism for filtering the events
969 * the way xlib does), and SwapBuffers is a common cause of invalidate
970 * events, just shove one down to the driver, even though we haven't told
971 * the driver that we're the kind of loader that provides reliable
972 * invalidate events. This causes the driver to request buffers again at
973 * its next draw, so that we get the correct buffers if a pageflip
974 * happened. The driver should still be using the viewport hack to catch
977 if (dri2_dpy
->flush
->base
.version
>= 3 && dri2_dpy
->flush
->invalidate
)
978 dri2_dpy
->flush
->invalidate(dri2_surf
->dri_drawable
);
984 dri2_x11_swap_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
)
986 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
987 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
989 if (!dri2_dpy
->flush
) {
990 dri2_dpy
->core
->swapBuffers(dri2_surf
->dri_drawable
);
994 if (dri2_x11_swap_buffers_msc(drv
, disp
, draw
, 0, 0, 0) == -1) {
995 /* Swap failed with a window drawable. */
996 return _eglError(EGL_BAD_NATIVE_WINDOW
, __func__
);
1002 dri2_x11_swap_buffers_region(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1004 EGLint numRects
, const EGLint
*rects
)
1006 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1007 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
1009 xcb_xfixes_region_t region
;
1010 xcb_rectangle_t rectangles
[16];
1012 if (numRects
> (int)ARRAY_SIZE(rectangles
))
1013 return dri2_copy_region(drv
, disp
, draw
, dri2_surf
->region
);
1015 for (int i
= 0; i
< numRects
; i
++) {
1016 rectangles
[i
].x
= rects
[i
* 4];
1017 rectangles
[i
].y
= dri2_surf
->base
.Height
- rects
[i
* 4 + 1] - rects
[i
* 4 + 3];
1018 rectangles
[i
].width
= rects
[i
* 4 + 2];
1019 rectangles
[i
].height
= rects
[i
* 4 + 3];
1022 region
= xcb_generate_id(dri2_dpy
->conn
);
1023 xcb_xfixes_create_region(dri2_dpy
->conn
, region
, numRects
, rectangles
);
1024 ret
= dri2_copy_region(drv
, disp
, draw
, region
);
1025 xcb_xfixes_destroy_region(dri2_dpy
->conn
, region
);
1031 dri2_x11_post_sub_buffer(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
,
1032 EGLint x
, EGLint y
, EGLint width
, EGLint height
)
1034 const EGLint rect
[4] = { x
, y
, width
, height
};
1036 if (x
< 0 || y
< 0 || width
< 0 || height
< 0)
1037 _eglError(EGL_BAD_PARAMETER
, "eglPostSubBufferNV");
1039 return dri2_x11_swap_buffers_region(drv
, disp
, draw
, 1, rect
);
1043 dri2_x11_swap_interval(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
1046 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1047 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1049 if (dri2_dpy
->swap_available
)
1050 xcb_dri2_swap_interval(dri2_dpy
->conn
, dri2_surf
->drawable
, interval
);
1056 dri2_x11_copy_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
1057 void *native_pixmap_target
)
1059 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1060 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1062 xcb_pixmap_t target
;
1064 STATIC_ASSERT(sizeof(uintptr_t) == sizeof(native_pixmap_target
));
1065 target
= (uintptr_t) native_pixmap_target
;
1069 dri2_dpy
->flush
->flush(dri2_surf
->dri_drawable
);
1071 gc
= xcb_generate_id(dri2_dpy
->conn
);
1072 xcb_create_gc(dri2_dpy
->conn
, gc
, target
, 0, NULL
);
1073 xcb_copy_area(dri2_dpy
->conn
,
1074 dri2_surf
->drawable
,
1079 dri2_surf
->base
.Width
,
1080 dri2_surf
->base
.Height
);
1081 xcb_free_gc(dri2_dpy
->conn
, gc
);
1087 dri2_format_for_depth(struct dri2_egl_display
*dri2_dpy
, uint32_t depth
)
1091 return __DRI_IMAGE_FORMAT_RGB565
;
1093 return __DRI_IMAGE_FORMAT_XRGB8888
;
1095 /* Different preferred formats for different hw */
1096 if (dri2_x11_get_red_mask_for_depth(dri2_dpy
, 30) == 0x3ff)
1097 return __DRI_IMAGE_FORMAT_XBGR2101010
;
1099 return __DRI_IMAGE_FORMAT_XRGB2101010
;
1101 return __DRI_IMAGE_FORMAT_ARGB8888
;
1103 return __DRI_IMAGE_FORMAT_NONE
;
1108 dri2_create_image_khr_pixmap(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1109 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1111 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1112 struct dri2_egl_image
*dri2_img
;
1113 unsigned int attachments
[1];
1114 xcb_drawable_t drawable
;
1115 xcb_dri2_get_buffers_cookie_t buffers_cookie
;
1116 xcb_dri2_get_buffers_reply_t
*buffers_reply
;
1117 xcb_dri2_dri2_buffer_t
*buffers
;
1118 xcb_get_geometry_cookie_t geometry_cookie
;
1119 xcb_get_geometry_reply_t
*geometry_reply
;
1120 xcb_generic_error_t
*error
;
1125 drawable
= (xcb_drawable_t
) (uintptr_t) buffer
;
1126 xcb_dri2_create_drawable (dri2_dpy
->conn
, drawable
);
1127 attachments
[0] = XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT
;
1129 xcb_dri2_get_buffers_unchecked (dri2_dpy
->conn
,
1130 drawable
, 1, 1, attachments
);
1131 geometry_cookie
= xcb_get_geometry (dri2_dpy
->conn
, drawable
);
1132 buffers_reply
= xcb_dri2_get_buffers_reply (dri2_dpy
->conn
,
1133 buffers_cookie
, NULL
);
1134 if (buffers_reply
== NULL
)
1137 buffers
= xcb_dri2_get_buffers_buffers (buffers_reply
);
1138 if (buffers
== NULL
) {
1142 geometry_reply
= xcb_get_geometry_reply (dri2_dpy
->conn
,
1143 geometry_cookie
, &error
);
1144 if (geometry_reply
== NULL
|| error
!= NULL
) {
1145 _eglError(EGL_BAD_ALLOC
, "xcb_get_geometry");
1147 free(buffers_reply
);
1151 format
= dri2_format_for_depth(dri2_dpy
, geometry_reply
->depth
);
1152 if (format
== __DRI_IMAGE_FORMAT_NONE
) {
1153 _eglError(EGL_BAD_PARAMETER
,
1154 "dri2_create_image_khr: unsupported pixmap depth");
1155 free(buffers_reply
);
1156 free(geometry_reply
);
1160 dri2_img
= malloc(sizeof *dri2_img
);
1162 free(buffers_reply
);
1163 free(geometry_reply
);
1164 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
1165 return EGL_NO_IMAGE_KHR
;
1168 _eglInitImage(&dri2_img
->base
, disp
);
1170 stride
= buffers
[0].pitch
/ buffers
[0].cpp
;
1171 dri2_img
->dri_image
=
1172 dri2_dpy
->image
->createImageFromName(dri2_dpy
->dri_screen
,
1173 buffers_reply
->width
,
1174 buffers_reply
->height
,
1180 free(buffers_reply
);
1181 free(geometry_reply
);
1183 return &dri2_img
->base
;
1187 dri2_x11_create_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1188 _EGLContext
*ctx
, EGLenum target
,
1189 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1194 case EGL_NATIVE_PIXMAP_KHR
:
1195 return dri2_create_image_khr_pixmap(disp
, ctx
, buffer
, attr_list
);
1197 return dri2_create_image_khr(drv
, disp
, ctx
, target
, buffer
, attr_list
);
1202 dri2_x11_get_sync_values(_EGLDisplay
*display
, _EGLSurface
*surface
,
1203 EGLuint64KHR
*ust
, EGLuint64KHR
*msc
,
1206 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(display
);
1207 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surface
);
1208 xcb_dri2_get_msc_cookie_t cookie
;
1209 xcb_dri2_get_msc_reply_t
*reply
;
1211 cookie
= xcb_dri2_get_msc(dri2_dpy
->conn
, dri2_surf
->drawable
);
1212 reply
= xcb_dri2_get_msc_reply(dri2_dpy
->conn
, cookie
, NULL
);
1215 return _eglError(EGL_BAD_ACCESS
, __func__
);
1217 *ust
= ((EGLuint64KHR
) reply
->ust_hi
<< 32) | reply
->ust_lo
;
1218 *msc
= ((EGLuint64KHR
) reply
->msc_hi
<< 32) | reply
->msc_lo
;
1219 *sbc
= ((EGLuint64KHR
) reply
->sbc_hi
<< 32) | reply
->sbc_lo
;
1225 static const struct dri2_egl_display_vtbl dri2_x11_swrast_display_vtbl
= {
1226 .authenticate
= NULL
,
1227 .create_window_surface
= dri2_x11_create_window_surface
,
1228 .create_pixmap_surface
= dri2_x11_create_pixmap_surface
,
1229 .create_pbuffer_surface
= dri2_x11_create_pbuffer_surface
,
1230 .destroy_surface
= dri2_x11_destroy_surface
,
1231 .create_image
= dri2_create_image_khr
,
1232 .swap_buffers
= dri2_x11_swap_buffers
,
1233 .set_damage_region
= dri2_fallback_set_damage_region
,
1234 .swap_buffers_region
= dri2_fallback_swap_buffers_region
,
1235 .post_sub_buffer
= dri2_fallback_post_sub_buffer
,
1236 /* XXX: should really implement this since X11 has pixmaps */
1237 .copy_buffers
= dri2_fallback_copy_buffers
,
1238 .query_buffer_age
= dri2_fallback_query_buffer_age
,
1239 .query_surface
= dri2_query_surface
,
1240 .create_wayland_buffer_from_image
= dri2_fallback_create_wayland_buffer_from_image
,
1241 .get_sync_values
= dri2_fallback_get_sync_values
,
1242 .get_dri_drawable
= dri2_surface_get_dri_drawable
,
1245 static const struct dri2_egl_display_vtbl dri2_x11_display_vtbl
= {
1246 .authenticate
= dri2_x11_authenticate
,
1247 .create_window_surface
= dri2_x11_create_window_surface
,
1248 .create_pixmap_surface
= dri2_x11_create_pixmap_surface
,
1249 .create_pbuffer_surface
= dri2_x11_create_pbuffer_surface
,
1250 .destroy_surface
= dri2_x11_destroy_surface
,
1251 .create_image
= dri2_x11_create_image_khr
,
1252 .swap_interval
= dri2_x11_swap_interval
,
1253 .swap_buffers
= dri2_x11_swap_buffers
,
1254 .swap_buffers_with_damage
= dri2_fallback_swap_buffers_with_damage
,
1255 .swap_buffers_region
= dri2_x11_swap_buffers_region
,
1256 .set_damage_region
= dri2_fallback_set_damage_region
,
1257 .post_sub_buffer
= dri2_x11_post_sub_buffer
,
1258 .copy_buffers
= dri2_x11_copy_buffers
,
1259 .query_buffer_age
= dri2_fallback_query_buffer_age
,
1260 .query_surface
= dri2_query_surface
,
1261 .create_wayland_buffer_from_image
= dri2_fallback_create_wayland_buffer_from_image
,
1262 .get_sync_values
= dri2_x11_get_sync_values
,
1263 .get_dri_drawable
= dri2_surface_get_dri_drawable
,
1266 static const __DRIswrastLoaderExtension swrast_loader_extension
= {
1267 .base
= { __DRI_SWRAST_LOADER
, 1 },
1269 .getDrawableInfo
= swrastGetDrawableInfo
,
1270 .putImage
= swrastPutImage
,
1271 .getImage
= swrastGetImage
,
1274 static const __DRIextension
*swrast_loader_extensions
[] = {
1275 &swrast_loader_extension
.base
,
1276 &image_lookup_extension
.base
,
1281 dri2_find_screen_for_display(const _EGLDisplay
*disp
, int fallback_screen
)
1283 const EGLAttrib
*attr
;
1285 for (attr
= disp
->Options
.Attribs
; attr
; attr
+= 2) {
1286 if (attr
[0] == EGL_PLATFORM_X11_SCREEN_EXT
)
1290 return fallback_screen
;
1294 dri2_get_xcb_connection(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1295 struct dri2_egl_display
*dri2_dpy
)
1297 xcb_screen_iterator_t s
;
1301 disp
->DriverData
= (void *) dri2_dpy
;
1302 if (disp
->PlatformDisplay
== NULL
) {
1303 dri2_dpy
->conn
= xcb_connect(NULL
, &screen
);
1304 dri2_dpy
->own_device
= true;
1305 screen
= dri2_find_screen_for_display(disp
, screen
);
1307 Display
*dpy
= disp
->PlatformDisplay
;
1308 dri2_dpy
->conn
= XGetXCBConnection(dpy
);
1309 screen
= DefaultScreen(dpy
);
1312 if (!dri2_dpy
->conn
|| xcb_connection_has_error(dri2_dpy
->conn
)) {
1313 msg
= "xcb_connect failed";
1317 s
= xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy
->conn
));
1318 dri2_dpy
->screen
= get_xcb_screen(s
, screen
);
1319 if (!dri2_dpy
->screen
) {
1320 msg
= "failed to get xcb screen";
1326 if (disp
->PlatformDisplay
== NULL
)
1327 xcb_disconnect(dri2_dpy
->conn
);
1329 return _eglError(EGL_BAD_ALLOC
, msg
);
1333 dri2_initialize_x11_swrast(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1336 struct dri2_egl_display
*dri2_dpy
;
1338 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
1340 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
1343 if (!dri2_get_xcb_connection(drv
, disp
, dri2_dpy
))
1346 dev
= _eglAddDevice(dri2_dpy
->fd
, true);
1348 _eglError(EGL_NOT_INITIALIZED
, "DRI2: failed to find EGLDevice");
1355 * Every hardware driver_name is set using strdup. Doing the same in
1356 * here will allow is to simply free the memory at dri2_terminate().
1358 dri2_dpy
->driver_name
= strdup("swrast");
1359 if (!dri2_load_driver_swrast(disp
))
1362 dri2_dpy
->loader_extensions
= swrast_loader_extensions
;
1364 if (!dri2_create_screen(disp
))
1367 if (!dri2_setup_extensions(disp
))
1370 dri2_setup_screen(disp
);
1372 if (!dri2_x11_add_configs_for_visuals(dri2_dpy
, disp
, true))
1375 /* Fill vtbl last to prevent accidentally calling virtual function during
1378 dri2_dpy
->vtbl
= &dri2_x11_swrast_display_vtbl
;
1383 dri2_display_destroy(disp
);
1388 dri2_x11_setup_swap_interval(_EGLDisplay
*disp
)
1390 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1391 int arbitrary_max_interval
= 1000;
1393 /* default behavior for no SwapBuffers support: no vblank syncing
1396 dri2_dpy
->min_swap_interval
= 0;
1397 dri2_dpy
->max_swap_interval
= 0;
1398 dri2_dpy
->default_swap_interval
= 0;
1400 if (!dri2_dpy
->swap_available
)
1403 /* If we do have swapbuffers, then we can support pretty much any swap
1406 dri2_setup_swap_interval(disp
, arbitrary_max_interval
);
1411 static const __DRIextension
*dri3_image_loader_extensions
[] = {
1412 &dri3_image_loader_extension
.base
,
1413 &image_lookup_extension
.base
,
1414 &use_invalidate
.base
,
1415 &background_callable_extension
.base
,
1420 dri2_initialize_x11_dri3(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1423 struct dri2_egl_display
*dri2_dpy
;
1425 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
1427 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
1430 if (!dri2_get_xcb_connection(drv
, disp
, dri2_dpy
))
1433 if (!dri3_x11_connect(dri2_dpy
))
1436 dev
= _eglAddDevice(dri2_dpy
->fd
, false);
1438 _eglError(EGL_NOT_INITIALIZED
, "DRI2: failed to find EGLDevice");
1444 if (!dri2_load_driver_dri3(disp
))
1447 dri2_dpy
->loader_extensions
= dri3_image_loader_extensions
;
1449 dri2_dpy
->swap_available
= true;
1450 dri2_dpy
->invalidate_available
= true;
1452 if (!dri2_create_screen(disp
))
1455 if (!dri2_setup_extensions(disp
))
1458 dri2_setup_screen(disp
);
1460 dri2_x11_setup_swap_interval(disp
);
1462 if (!dri2_dpy
->is_different_gpu
)
1463 disp
->Extensions
.KHR_image_pixmap
= EGL_TRUE
;
1464 disp
->Extensions
.NOK_texture_from_pixmap
= EGL_TRUE
;
1465 disp
->Extensions
.CHROMIUM_sync_control
= EGL_TRUE
;
1466 disp
->Extensions
.EXT_buffer_age
= EGL_TRUE
;
1468 dri2_set_WL_bind_wayland_display(drv
, disp
);
1470 if (!dri2_x11_add_configs_for_visuals(dri2_dpy
, disp
, false))
1473 dri2_dpy
->loader_dri3_ext
.core
= dri2_dpy
->core
;
1474 dri2_dpy
->loader_dri3_ext
.image_driver
= dri2_dpy
->image_driver
;
1475 dri2_dpy
->loader_dri3_ext
.flush
= dri2_dpy
->flush
;
1476 dri2_dpy
->loader_dri3_ext
.tex_buffer
= dri2_dpy
->tex_buffer
;
1477 dri2_dpy
->loader_dri3_ext
.image
= dri2_dpy
->image
;
1478 dri2_dpy
->loader_dri3_ext
.config
= dri2_dpy
->config
;
1480 /* Fill vtbl last to prevent accidentally calling virtual function during
1483 dri2_dpy
->vtbl
= &dri3_x11_display_vtbl
;
1485 _eglLog(_EGL_INFO
, "Using DRI3");
1490 dri2_display_destroy(disp
);
1495 static const __DRIdri2LoaderExtension dri2_loader_extension_old
= {
1496 .base
= { __DRI_DRI2_LOADER
, 2 },
1498 .getBuffers
= dri2_x11_get_buffers
,
1499 .flushFrontBuffer
= dri2_x11_flush_front_buffer
,
1500 .getBuffersWithFormat
= NULL
,
1503 static const __DRIdri2LoaderExtension dri2_loader_extension
= {
1504 .base
= { __DRI_DRI2_LOADER
, 3 },
1506 .getBuffers
= dri2_x11_get_buffers
,
1507 .flushFrontBuffer
= dri2_x11_flush_front_buffer
,
1508 .getBuffersWithFormat
= dri2_x11_get_buffers_with_format
,
1511 static const __DRIextension
*dri2_loader_extensions_old
[] = {
1512 &dri2_loader_extension_old
.base
,
1513 &image_lookup_extension
.base
,
1514 &background_callable_extension
.base
,
1518 static const __DRIextension
*dri2_loader_extensions
[] = {
1519 &dri2_loader_extension
.base
,
1520 &image_lookup_extension
.base
,
1521 &use_invalidate
.base
,
1522 &background_callable_extension
.base
,
1527 dri2_initialize_x11_dri2(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1530 struct dri2_egl_display
*dri2_dpy
;
1532 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
1534 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
1537 if (!dri2_get_xcb_connection(drv
, disp
, dri2_dpy
))
1540 if (!dri2_x11_connect(dri2_dpy
))
1543 dev
= _eglAddDevice(dri2_dpy
->fd
, false);
1545 _eglError(EGL_NOT_INITIALIZED
, "DRI2: failed to find EGLDevice");
1551 if (!dri2_load_driver(disp
))
1554 if (dri2_dpy
->dri2_minor
>= 1)
1555 dri2_dpy
->loader_extensions
= dri2_loader_extensions
;
1557 dri2_dpy
->loader_extensions
= dri2_loader_extensions_old
;
1559 dri2_dpy
->swap_available
= (dri2_dpy
->dri2_minor
>= 2);
1560 dri2_dpy
->invalidate_available
= (dri2_dpy
->dri2_minor
>= 3);
1562 if (!dri2_create_screen(disp
))
1565 if (!dri2_setup_extensions(disp
))
1568 dri2_setup_screen(disp
);
1570 dri2_x11_setup_swap_interval(disp
);
1572 disp
->Extensions
.KHR_image_pixmap
= EGL_TRUE
;
1573 disp
->Extensions
.NOK_swap_region
= EGL_TRUE
;
1574 disp
->Extensions
.NOK_texture_from_pixmap
= EGL_TRUE
;
1575 disp
->Extensions
.NV_post_sub_buffer
= EGL_TRUE
;
1576 disp
->Extensions
.CHROMIUM_sync_control
= EGL_TRUE
;
1578 dri2_set_WL_bind_wayland_display(drv
, disp
);
1580 if (!dri2_x11_add_configs_for_visuals(dri2_dpy
, disp
, true))
1583 /* Fill vtbl last to prevent accidentally calling virtual function during
1586 dri2_dpy
->vtbl
= &dri2_x11_display_vtbl
;
1588 _eglLog(_EGL_INFO
, "Using DRI2");
1593 dri2_display_destroy(disp
);
1598 dri2_initialize_x11(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1600 EGLBoolean initialized
= EGL_FALSE
;
1602 if (!disp
->Options
.ForceSoftware
) {
1604 if (!env_var_as_boolean("LIBGL_DRI3_DISABLE", false))
1605 initialized
= dri2_initialize_x11_dri3(drv
, disp
);
1609 initialized
= dri2_initialize_x11_dri2(drv
, disp
);
1613 initialized
= dri2_initialize_x11_swrast(drv
, disp
);
1619 dri2_teardown_x11(struct dri2_egl_display
*dri2_dpy
)
1621 if (dri2_dpy
->own_device
)
1622 xcb_disconnect(dri2_dpy
->conn
);